Software Engineer - DPU Systems

Why Play Station?

Play Station isn’t just the Best Place to Play — it’s also the Best Place to Work. Today, we’re recognized as a global leader in entertainment producing The Play Station family of products and services including Play Station®5, Play Station®4, Play Station®VR, Play Station®Plus, acclaimed Play Station software titles from Play Station Studios, and more.

Play Station also strives to create an inclusive environment that empowers employees and embraces diversity. We welcome and encourage everyone who has a passion and curiosity for innovation, technology, and play to explore our open positions and join our growing global team.

The Play Station brand falls under Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation.

At Play Station, our Gaming, Developer & Future Technology (GDFT) Group is leading the cloud gaming revolution by putting console-quality video games on any device from TVs to consoles to mobile devices and beyond! Would you like to use your skills, time, and passion on meaningful projects that are building the future? We're looking for a Staff Software Engineer with a strong background in DPU software/firmware development , who loves designing and building innovative hardware and software, wants to make an impact, and enjoys working with creative, intelligent and collaborative teammates.

If that sounds like you, come help us build world class technology capable of delivering fun and unique gaming experiences to millions of players!

• Design, develop, and maintain firmware for DPUs in high performance systems.
• Implement and optimize peer-to-peer PCIe communication between DPUs and other bus devices, minimizing latency and host CPU involvement.
• Manage network device queues across PCIe peers and handle doorbell interrupts to process them.
• Architect innovative solutions and drive alignment across teams and stakeholders.
• Collaborate across hardware, drivers, system software and network cross functional teams.
• Use hardware and software debugging tools to diagnose PCIe and DPU issues.
• Document key technical areas and share knowledge through technical presentations.

• BS in Computer Science / Software Engineering or 10+ years of relevant work experience.
• 8+ years of combined experience in C/C++.
• Expert level proficiency developing software/firmware on Nvidia Blue Field DPUs, or similar technologies.
• Strong understanding of PCIe peer-to-peer communication, including memory-mapped I/O, queue management, and device-to-device signaling.
• Ability to debug, profile, and optimize firmware performance.
• Working knowledge of networking protocols: TCP/IP, UDP and L2 layer protocols.
• Proven track-record of solving ambiguous problems with minimal direction.
• Strong debugging / analysis / troubleshooting skills.

• Experience with P4.
• Experience with Open vSwitch/Sonic.
• EVPN-VXLAN knowledge.
• Network driver development experience on Linux or embedded OS or similar.
• Experience with storage offload engines and computer networking domains.
• A track record of technical leadership guiding teams without hard authority.

• Motivated self-starter.
• Experience with Rust.
• Enjoys working in a fast-paced, collaborative environment.
• Knowledge of Japanese language and culture is a plus.

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$198,200 — $297,400 USD

Sony is an Equal Opportunity Employer. All persons will receive consideration for employment without regard to gender (including gender identity, gender expression and gender reassignment), race (including colour, nationality, ethnic or national origin), religion or belief, marital or civil partnership status, disability, age, sexual orientation, pregnancy, maternity or parental status, trade union membership or membership in any other legally protected category.

We strive to create an inclusive environment, empower employees and embrace diversity. We encourage everyone to respond.

Play Station is a Fair Chance employer and qualified applicants with arrest and conviction records will be considered for employment.